Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    20-06-2024 14:40

General

  • Target

    06ead5ba61da4779f2c285c0c4579e68_JaffaCakes118.exe

  • Size

    495KB

  • MD5

    06ead5ba61da4779f2c285c0c4579e68

  • SHA1

    4571178883a3beb7a674a5c6bb12a1740f63fac2

  • SHA256

    3f3979d9bba4340181a9a25f605d9afda4c47394495fefad5b16095b767eb5ec

  • SHA512

    638e72ea0be633a5c8a0e71caf17d3f1ce33341ec71245048f07f4327a085046884b78dc2091768fe7d45c5fba1c0f7d01bab21194e5a98ef554673c0e9ccf41

  • SSDEEP

    12288:n1Ra1rN4wopVauKAxZkhwry8NtTirdorym:nDrp4XAx+hwry8TEdoP

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Windows directory 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06ead5ba61da4779f2c285c0c4579e68_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\06ead5ba61da4779f2c285c0c4579e68_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\GUOCYOKl.BAT
      2⤵
      • Deletes itself
      PID:2772
  • C:\Windows\EntSver.exe
    C:\Windows\EntSver.exe
    1⤵
    • Executes dropped EXE
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:2208

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\EntSver.exe

      Filesize

      495KB

      MD5

      06ead5ba61da4779f2c285c0c4579e68

      SHA1

      4571178883a3beb7a674a5c6bb12a1740f63fac2

      SHA256

      3f3979d9bba4340181a9a25f605d9afda4c47394495fefad5b16095b767eb5ec

      SHA512

      638e72ea0be633a5c8a0e71caf17d3f1ce33341ec71245048f07f4327a085046884b78dc2091768fe7d45c5fba1c0f7d01bab21194e5a98ef554673c0e9ccf41

    • C:\Windows\GUOCYOKl.BAT

      Filesize

      218B

      MD5

      1e58d2fefe538e105345e1ce200cf552

      SHA1

      bbde7f2f77ceb8dcca70b1a1812960e22787b5f2

      SHA256

      2d53fc0097a445256bdd29834c56413217adf235fc994f1ad89619b43c0da342

      SHA512

      35fb8fc538be3d99bc9e13071aa9969cadb9bea0174270a3390f98a48526ef5d8affeccb4cb210e14493d39f39e3319a673168963db72c52b31a2b0cd9d95958

    • memory/2580-95-0x00000000002C0000-0x0000000000303000-memory.dmp

      Filesize

      268KB

    • memory/2580-94-0x0000000000400000-0x00000000004F5000-memory.dmp

      Filesize

      980KB

    • memory/2580-107-0x0000000000400000-0x00000000004F5000-memory.dmp

      Filesize

      980KB

    • memory/2580-108-0x0000000000400000-0x00000000004F5000-memory.dmp

      Filesize

      980KB

    • memory/2580-109-0x00000000002C0000-0x0000000000303000-memory.dmp

      Filesize

      268KB

    • memory/2960-8-0x0000000001F60000-0x0000000001F61000-memory.dmp

      Filesize

      4KB

    • memory/2960-25-0x00000000023B0000-0x00000000023B1000-memory.dmp

      Filesize

      4KB

    • memory/2960-47-0x0000000002610000-0x0000000002611000-memory.dmp

      Filesize

      4KB

    • memory/2960-46-0x0000000002620000-0x0000000002621000-memory.dmp

      Filesize

      4KB

    • memory/2960-45-0x00000000025E0000-0x00000000025E1000-memory.dmp

      Filesize

      4KB

    • memory/2960-44-0x00000000025C0000-0x00000000025C1000-memory.dmp

      Filesize

      4KB

    • memory/2960-43-0x00000000025D0000-0x00000000025D1000-memory.dmp

      Filesize

      4KB

    • memory/2960-42-0x00000000025A0000-0x00000000025A1000-memory.dmp

      Filesize

      4KB

    • memory/2960-41-0x00000000025B0000-0x00000000025B1000-memory.dmp

      Filesize

      4KB

    • memory/2960-40-0x0000000002580000-0x0000000002581000-memory.dmp

      Filesize

      4KB

    • memory/2960-39-0x0000000002590000-0x0000000002591000-memory.dmp

      Filesize

      4KB

    • memory/2960-38-0x0000000002560000-0x0000000002561000-memory.dmp

      Filesize

      4KB

    • memory/2960-37-0x0000000002570000-0x0000000002571000-memory.dmp

      Filesize

      4KB

    • memory/2960-36-0x0000000002540000-0x0000000002541000-memory.dmp

      Filesize

      4KB

    • memory/2960-35-0x0000000002550000-0x0000000002551000-memory.dmp

      Filesize

      4KB

    • memory/2960-34-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/2960-33-0x0000000002530000-0x0000000002531000-memory.dmp

      Filesize

      4KB

    • memory/2960-32-0x0000000002400000-0x0000000002401000-memory.dmp

      Filesize

      4KB

    • memory/2960-31-0x0000000002410000-0x0000000002411000-memory.dmp

      Filesize

      4KB

    • memory/2960-30-0x00000000023E0000-0x00000000023E1000-memory.dmp

      Filesize

      4KB

    • memory/2960-29-0x00000000023F0000-0x00000000023F1000-memory.dmp

      Filesize

      4KB

    • memory/2960-28-0x00000000023C0000-0x00000000023C1000-memory.dmp

      Filesize

      4KB

    • memory/2960-27-0x00000000023D0000-0x00000000023D1000-memory.dmp

      Filesize

      4KB

    • memory/2960-26-0x00000000023A0000-0x00000000023A1000-memory.dmp

      Filesize

      4KB

    • memory/2960-4-0x0000000001F00000-0x0000000001F01000-memory.dmp

      Filesize

      4KB

    • memory/2960-24-0x0000000002380000-0x0000000002381000-memory.dmp

      Filesize

      4KB

    • memory/2960-23-0x0000000002390000-0x0000000002391000-memory.dmp

      Filesize

      4KB

    • memory/2960-22-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/2960-21-0x0000000002370000-0x0000000002371000-memory.dmp

      Filesize

      4KB

    • memory/2960-20-0x0000000002340000-0x0000000002341000-memory.dmp

      Filesize

      4KB

    • memory/2960-19-0x0000000002350000-0x0000000002351000-memory.dmp

      Filesize

      4KB

    • memory/2960-18-0x0000000002320000-0x0000000002321000-memory.dmp

      Filesize

      4KB

    • memory/2960-17-0x0000000002330000-0x0000000002331000-memory.dmp

      Filesize

      4KB

    • memory/2960-16-0x0000000002300000-0x0000000002301000-memory.dmp

      Filesize

      4KB

    • memory/2960-15-0x0000000002310000-0x0000000002311000-memory.dmp

      Filesize

      4KB

    • memory/2960-14-0x00000000022D0000-0x00000000022D1000-memory.dmp

      Filesize

      4KB

    • memory/2960-13-0x0000000002290000-0x0000000002291000-memory.dmp

      Filesize

      4KB

    • memory/2960-12-0x0000000002280000-0x0000000002281000-memory.dmp

      Filesize

      4KB

    • memory/2960-5-0x00000000003F0000-0x00000000003F1000-memory.dmp

      Filesize

      4KB

    • memory/2960-50-0x0000000002640000-0x0000000002641000-memory.dmp

      Filesize

      4KB

    • memory/2960-9-0x00000000022B0000-0x00000000022B3000-memory.dmp

      Filesize

      12KB

    • memory/2960-49-0x0000000002600000-0x0000000002601000-memory.dmp

      Filesize

      4KB

    • memory/2960-7-0x0000000001EE0000-0x0000000001EE1000-memory.dmp

      Filesize

      4KB

    • memory/2960-6-0x00000000003E0000-0x00000000003E1000-memory.dmp

      Filesize

      4KB

    • memory/2960-11-0x00000000022C0000-0x00000000022C1000-memory.dmp

      Filesize

      4KB

    • memory/2960-48-0x00000000025F0000-0x00000000025F1000-memory.dmp

      Filesize

      4KB

    • memory/2960-10-0x00000000022A0000-0x00000000022A1000-memory.dmp

      Filesize

      4KB

    • memory/2960-57-0x0000000002690000-0x0000000002691000-memory.dmp

      Filesize

      4KB

    • memory/2960-56-0x00000000026A0000-0x00000000026A1000-memory.dmp

      Filesize

      4KB

    • memory/2960-55-0x0000000002670000-0x0000000002671000-memory.dmp

      Filesize

      4KB

    • memory/2960-54-0x0000000002680000-0x0000000002681000-memory.dmp

      Filesize

      4KB

    • memory/2960-53-0x0000000002650000-0x0000000002651000-memory.dmp

      Filesize

      4KB

    • memory/2960-52-0x0000000002660000-0x0000000002661000-memory.dmp

      Filesize

      4KB

    • memory/2960-51-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/2960-58-0x0000000002700000-0x0000000002701000-memory.dmp

      Filesize

      4KB

    • memory/2960-87-0x00000000036E0000-0x00000000036E1000-memory.dmp

      Filesize

      4KB

    • memory/2960-86-0x00000000036C0000-0x00000000036C1000-memory.dmp

      Filesize

      4KB

    • memory/2960-85-0x00000000036A0000-0x00000000036A1000-memory.dmp

      Filesize

      4KB

    • memory/2960-84-0x0000000003680000-0x0000000003681000-memory.dmp

      Filesize

      4KB

    • memory/2960-83-0x00000000036D0000-0x00000000036D1000-memory.dmp

      Filesize

      4KB

    • memory/2960-82-0x00000000036B0000-0x00000000036B1000-memory.dmp

      Filesize

      4KB

    • memory/2960-81-0x0000000003690000-0x0000000003691000-memory.dmp

      Filesize

      4KB

    • memory/2960-80-0x0000000003670000-0x0000000003671000-memory.dmp

      Filesize

      4KB

    • memory/2960-79-0x0000000003650000-0x0000000003651000-memory.dmp

      Filesize

      4KB

    • memory/2960-78-0x0000000003660000-0x0000000003661000-memory.dmp

      Filesize

      4KB

    • memory/2960-77-0x0000000003630000-0x0000000003631000-memory.dmp

      Filesize

      4KB

    • memory/2960-76-0x0000000003640000-0x0000000003641000-memory.dmp

      Filesize

      4KB

    • memory/2960-75-0x0000000003610000-0x0000000003611000-memory.dmp

      Filesize

      4KB

    • memory/2960-74-0x0000000003620000-0x0000000003621000-memory.dmp

      Filesize

      4KB

    • memory/2960-73-0x00000000035F0000-0x00000000035F1000-memory.dmp

      Filesize

      4KB

    • memory/2960-72-0x0000000003600000-0x0000000003601000-memory.dmp

      Filesize

      4KB

    • memory/2960-71-0x00000000035D0000-0x00000000035D1000-memory.dmp

      Filesize

      4KB

    • memory/2960-70-0x00000000035E0000-0x00000000035E1000-memory.dmp

      Filesize

      4KB

    • memory/2960-69-0x0000000002770000-0x0000000002771000-memory.dmp

      Filesize

      4KB

    • memory/2960-68-0x00000000035C0000-0x00000000035C1000-memory.dmp

      Filesize

      4KB

    • memory/2960-67-0x0000000002750000-0x0000000002751000-memory.dmp

      Filesize

      4KB

    • memory/2960-66-0x0000000002760000-0x0000000002761000-memory.dmp

      Filesize

      4KB

    • memory/2960-65-0x0000000002730000-0x0000000002731000-memory.dmp

      Filesize

      4KB

    • memory/2960-64-0x0000000002740000-0x0000000002741000-memory.dmp

      Filesize

      4KB

    • memory/2960-63-0x0000000002710000-0x0000000002711000-memory.dmp

      Filesize

      4KB

    • memory/2960-61-0x0000000002720000-0x0000000002721000-memory.dmp

      Filesize

      4KB

    • memory/2960-60-0x00000000026F0000-0x00000000026F1000-memory.dmp

      Filesize

      4KB

    • memory/2960-89-0x00000000036F0000-0x00000000036F1000-memory.dmp

      Filesize

      4KB

    • memory/2960-88-0x0000000003700000-0x0000000003701000-memory.dmp

      Filesize

      4KB

    • memory/2960-96-0x0000000000400000-0x00000000004F5000-memory.dmp

      Filesize

      980KB

    • memory/2960-104-0x0000000000400000-0x00000000004F5000-memory.dmp

      Filesize

      980KB

    • memory/2960-3-0x0000000000550000-0x0000000000593000-memory.dmp

      Filesize

      268KB

    • memory/2960-0-0x0000000000400000-0x00000000004F5000-memory.dmp

      Filesize

      980KB

    • memory/2960-105-0x0000000000550000-0x0000000000593000-memory.dmp

      Filesize

      268KB